2020 Audi Q3 2.0 TDI S Line

Overview

• Make: Audi
• Model: Q3
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr Sportback (197 bhp)
• Year: 2020
• Mileage: 51,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 197 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 173 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi Q3 S Line has covered 51,000 miles. Its asking price of £24,495 is £2,168 above the AskCar estimate of £22,327. The AskCar estimate draws on 3,488 Audi Q3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 156 days ago. Its asking price has since fallen by £2,000. The recorded MOT expired on 29 October 2026, so ask the dealer whether it has been renewed. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at MC Autosales in Magherafelt. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,168 (9%) over the AskCar estimate of £22,327.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 3,488 priced Audi Q3 adverts across different ages and specifications, as of 4 November 2026.

A 2020 Audi Q3 with the 2.0 diesel engine is typically advertised at £20,000: the median of the 127 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 Audi Q3 has been on sale for at least 156 days.

Price history

AskCar first saw this advert on 1 June 2026 at £26,495. Its asking price is now £24,495, £2,000 less. The latest price cut was seen on 18 September 2026.

Price changes recorded:

• 1 June 2026: £26,495
• 18 September 2026: £24,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: the latest record we hold ran out on 29 October 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 2 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 50,119 miles, which matches the advertised 51,000 miles.

Advertised mileage is about 500 miles higher than the median mileage of a 2020 Audi Q3 on AskCar.

Similar cars

34 other 2020 Audi Q3 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £12,750 to £24,000, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi Q3 S Line, 2.0 diesel SUV, grey. Mileage: 50,464 miles. Price: £18,990, £5,505 less than this car. Dealer: Car City UK Catterick in Catterick. AskCar page: https://askcar.co.uk/car/audi-q3-2020-ff1af3f36d7e
• 2020 Audi Q3 S Line, 2.0 diesel SUV, grey. Mileage: 50,145 miles. Price: £18,998, £5,497 less than this car. Dealer: Lookers Audi Newcastle in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/audi-q3-2020-ab771e3dec19
• 2020 Audi Q3 S Line, 2.0 diesel SUV, silver. Mileage: 52,958 miles. Price: £21,975, £2,520 less than this car. Dealer: Portland Of Bawtry in Doncaster. AskCar page: https://askcar.co.uk/car/audi-q3-2020-ba6edfd16c6a

• The nearest: 2020 Audi Q3 S Line, 2.0 diesel SUV, white, 8 miles from this car. Mileage: 68,202 miles. Price: £20,945, £3,550 less than this car. Dealer: Gormley Car Sales in Magherafelt. AskCar page: https://askcar.co.uk/car/audi-q3-2020-5f4248de885e